1st person singular pronoun, nominative + enclitic particle (sandhi form mamapi)
Analysis. mama (genitive/dative of ahaṃ 'I') + api (enclitic 'then, also'); the dative/genitive mama + api fuses in sandhi to mamapi, 'to me then; me also'.
Etymology. ahaṃ from PIE *eg- (I, me), cognate with English 'ego', Latin 'ego', Sanskrit 'ahaṃ'. The particle api from PIE *h₂epī (on, at), cognate with Sanskrit 'api', Latin 'apud', Greek 'epí'; api marks emphasis or addition (also, then).
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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